<template>
  <div class="goods-comment">
    <div class="head">
      <div class="data">
        <p><span>{{commentInfo.salesCount}}</span><span>人购买</span></p>
        <p><span>{{commentInfo.praisePercent}}</span><span>好评率</span></p>
      </div>
      <div class="tags">
        <div class="dt">大家都在说：</div>
        <!-- 全部和有图是固定的，其他是生成的 -->
        <div class="dd">
          <a
            v-for="(item,idx) in commentInfo.tags"
            :key="item.title"
            :class="{active: curIdx === idx}"
            @click="selectTag(idx,item)"
            href="javascript:;">
            {{item.title}}({{item.tagCount}})
          </a>
        </div>
      </div>
    </div>
    <div class="sort">
      <span>排序：</span>
      <a href="javascript:;" @click="changeSort(null)" :class="{active:queryParams.sortField===null}">默认</a>
      <a href="javascript:;"  @click="changeSort('createTime')" :class="{active:queryParams.sortField==='createTime'}" >最新</a>
      <a href="javascript:;"  @click="changeSort('praiseCount')" :class="{active:queryParams.sortField==='praiseCount'}">最热</a>
    </div>
   <!-- 列表 -->
<div class="list">
  <div class="item" v-for="item in list" :key="item.id">
    <div class="user">
      <img :src="item.member.avatar" alt="">
      <span>{{item.member.nickname}}</span>
    </div>
    <div class="body">
       <div class="score">
         <!-- 打分：icon-wjx01：是实心的 icon-wjx02: 是空心的 -->
         <i class="iconfont icon-wjx01" v-for="it in item.score" :key="it"></i>
         <i class="iconfont icon-wjx02" v-for="it in 5-item.score" :key="it"></i>
         <span class="attr">
           {{item.orderInfo.specs.reduce((acc, cur)=>`${acc} ${cur.name}: ${cur.nameValue}`, '')}}
           </span>
       </div>
       <div class="text">{{item.content}}</div>
        <!-- 图片显示区域  -->
        <GoodsCommentImage :pictures="item.pictures"/>
      <div class="time">
        <span>{{item.createTime}}</span>
        <span class="zan"><i class="iconfont icon-dianzan"></i>{{item.content}}</span>
      </div>
    </div>
  </div>
 </div>
<!-- 分页 -->
 <XtxPagination @current-change="pageChange" :total="total"/>
</div>
</template>
<script>
import GoodsCommentImage from './goods-comment-image'
import { findCommentInfoByGoods, findCommentListByGoods } from '@/api/goods'
import { inject, ref, reactive, watch } from 'vue'
export default {
  name: 'GoodsComment',
  components: { GoodsCommentImage },
  setup () {
    const goodsData = inject('goodsData')
    const commentInfo = ref({})
    const curIdx = ref(0)

    findCommentInfoByGoods(goodsData.value.id).then(data => {
      data.result.tags.unshift({
        type: 'img',
        title: '有图',
        tagCount: data.result.hasPictureCount
      })
      data.result.tags.unshift({
        type: 'all',
        title: '全部评价',
        tagCount: data.result.evaluateCount
      })

      commentInfo.value = data.result
      console.log('findCommentInfoByGoods', data.result)
    })

    // 筛选条件
    const queryParams = reactive({
      page: 1,
      pageSize: 10,
      hasPicture: null,
      tag: null,
      sortField: null
    })
    const list = ref([])
    const total = ref(0)
    // 修改条件，查询自动执行
    watch(queryParams, () => {
      findCommentListByGoods(goodsData.id, queryParams).then(data => {
        console.log('findCommentListByGoods', data)
        list.value = data.result.items
        total.value = data.result.counts
      })
    }, { immediate: true })

    // 改变排序
    const changeSort = sortField => {
      queryParams.sortField = sortField
      queryParams.page = 1
    }
    const selectTag = (idx, item) => {
      curIdx.value = idx
      console.log(item)
      // 更新条件
      if (item.title === '全部') {
        queryParams.tag = null
        queryParams.hasPicture = null
      } else if (item.title === '有图') {
        queryParams.tag = null
        queryParams.hasPicture = true
      } else {
        queryParams.tag = item.title
        queryParams.hasPicture = null
      }
      queryParams.page = 1
    }
    // 更新页码
    const pageChange = page => {
      queryParams.page = page
    }
    return { commentInfo, curIdx, list, changeSort, queryParams, selectTag, pageChange, total }
  }
}
</script>
<style scoped lang="less">
.goods-comment {
  .head {
    display: flex;
    padding: 30px 0;
    .data {
      width: 340px;
      display: flex;
      padding: 20px;
      p {
        flex: 1;
        text-align: center;
        span {
          display: block;
          &:first-child {
            font-size: 32px;
            color: @priceColor;
          }
          &:last-child {
            color: #999;
          }
        }
      }
    }
    .tags {
      flex: 1;
      display: flex;
      border-left: 1px solid #f5f5f5;
      .dt {
        font-weight: bold;
        width: 100px;
        text-align: right;
        line-height: 42px;
      }
      .dd {
        flex: 1;
        display: flex;
        flex-wrap: wrap;
        > a {
          width: 132px;
          height: 42px;
          margin-left: 20px;
          margin-bottom: 20px;
          border-radius: 4px;
          border: 1px solid #e4e4e4;
          background: #f5f5f5;
          color: #999;
          text-align: center;
          line-height: 40px;
          &:hover {
            border-color: @xtxColor;
            background: lighten(@xtxColor,50%);
            color: @xtxColor;
          }
          &.active {
            border-color: @xtxColor;
            background: @xtxColor;
            color: #fff;
          }
        }
      }
    }
  }
  .sort {
    height: 60px;
    line-height: 60px;
    border-top: 1px solid #f5f5f5;
    border-bottom: 1px solid #f5f5f5;
    margin: 0 20px;
    color: #666;
    > span {
      margin-left: 20px;
    }
    > a {
      margin-left: 30px;
      &.active,&:hover {
        color: @xtxColor;
      }
    }
  }
    .list {
    padding: 0 20px;
    .item {
      display: flex;
      padding: 25px 10px;
      border-bottom: 1px solid #f5f5f5;
      .user {
        width: 160px;
        img {
          width: 40px;
          height: 40px;
          border-radius: 50%;
          overflow: hidden;
        }
        span {
          padding-left: 10px;
          color: #666;
        }
      }
      .body {
        flex: 1;
        .score {
          line-height: 40px;
          .iconfont {
            color: #ff9240;
            padding-right: 3px;
          }
          .attr {
            padding-left: 10px;
            color: #666;
          }
        }
      }
      .text {
        color: #666;
        line-height: 24px;
      }
      .time {
        color: #999;
        display: flex;
        justify-content: space-between;
        margin-top: 5px;
      }
    }
  }
}
</style>
